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Geography

According to the U.S. Census Bureau, the county has a total area of 195 square miles (505.0 km2), of which 83 square miles (215.0 km2) is land and 112 square miles (290.1 km2) (57.56%) is water. By area, Grand Isle County is the smallest in the state. Four of its five towns (North Hero, South Hero, Grand Isle and Isle La Motte) are situated entirely on islands in Lake Champlain, while Alburgh is on a peninsula (known as the Alburgh Tongue) extending south into the lake from Quebec .